Client Server Database - MCQ Questions and answers- Technical Aptitude

1

Which of the following statements is true about symmetric multiprocessing?

A) A single copy of the operating system resides in each processor. B) Useful for situations where data must remain in memory to process. C) Bottlenecks increase with uniprocessor systems because tasks are not shared. D) The problems of memory contention are unlikely.

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Answer & Solution

Answer: Option B

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2

Which of the following items are not necessary for client/server?

A) Assure that tools will connect with middleware. B) Understand the requirements. C) Determine network bandwidth capabilities. D) Include the use of a file server.

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Answer & Solution

Answer: Option D

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3

A benefit of the three-tier architecture is which of the following?

A) New modules can be built to support specific business needs B) Performance improves for compiled SQL statements C) Results in a thinner client and database server D) All of the above.

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Answer & Solution

Answer: Option A

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4

Which of the following statements is true concerning JDBC?

A) It is language independent. B) It is similar in concept to ODBC. C) It is useful for all object-oriented languages. D) It consists of three main layers.

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Answer & Solution

Answer: Option B

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5

A characteristic of a file server is which of the following?

A) Manages file operations and is shared on a network. B) Manages file operations and is limited to one PC. C) Acts as a fat client and is shared on a network. D) Acts as a fat client and is limited to one PC.

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Answer & Solution

Answer: Option A

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6

Stored procedures have which of the following advantages?

A) It takes a longer time to write them as compared to writing Visual Basic. B) Network traffic increases. C) Data integrity improves as multiple applications access the same stored procedure. D) Result in thicker client and thinner database server.

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Answer & Solution

Answer: Option C

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7

Which of the following statements is a true statement concerning the open database connectivity standard (ODBC)?

A) Each vendor desiring to be ODBC-complaint provides an ODBC driver. B) Requires certain criteria to be met in order to establish an ODBC connection. C) Provides a programming interface that provides a common language for application programs to access and process SQL databases independent of the RDBMS accessed. D) All of the above.

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Answer & Solution

Answer: Option D

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8

Which of the following is true concerning QBE?

A) An official standard has been defined for QBE. B) QBE cannot be used for client/server systems. C) QBE does not give the programmer a visual programming environment. D) Complete applications can be written using QBE.

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Answer & Solution

Answer: Option D

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9

Client/server security includes which of the following?

A) Physical security B) Change control security C) Measures taken to secure all systems D) All of the above

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Answer & Solution

Answer: Option D

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10

An application program interface (API) is which of the following?

A) The same thing as ODBC. B) Middleware that does not provide access to a database. C) Middleware that provides access to a database. D) The same thing as JDBC.

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Answer & Solution

Answer: Option C

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